Magazine article Nutrition Health Review

Different Kinds of Carbohydrates Can Do Different Things

Magazine article Nutrition Health Review

Different Kinds of Carbohydrates Can Do Different Things

Article excerpt

Scientists at Tufts University conducted a follow-up study to examine how food patterns affected changes in waist size and body mass index (BMI). In recent media reports of the first study, much was made of how consuming white bread could increase waist size. The data, however, revealed that among the individuals with the smallest increase in waist circumference, a greater percentage of their total dietary intake came from carbohydrates. The second study, published in August 2004, confirmed the findings.

"It's not the carbohydrates, it's the kind of carbohydrates," said the study's lead author, R K. Newby, D.Sc., of the Jean Mayer U.S. Department of Agriculture's Human Nutrition Research Center on Aging at Tufts University.

"Those individuals with the smallest increase in waist circumference were eating carbohydrates rich in fiber, such as fruits, vegetables, and whole grains. Those eating a lot of refined grains and processed foods had a much larger increase in waist circumference."

The ratio of waist-to-hip size, and waist size alone, can be indicators of abdominal fat, which has been associated with cardiovascular disease, premature death, stroke, type 2 (non-insulin-dependent) diabetes, some cancers, and hypertension. …

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